<script lang="ts" setup>
import { createCardAPI, getCardDetailAPI, updateCardAPI } from '@/apis/card';
import type { CardDetail, CardParams } from '@/types/card';
import { ElMessage, type FormInstance, type FormRules } from 'element-plus';
import { ref, watch } from 'vue';
import { useRoute, useRouter } from 'vue-router';

// 1.添加月卡
// 车辆信息表单
const carInfoForm = ref<Partial<CardParams>>({
  personName: '', // 车主姓名
  phoneNumber: '', // 联系方式
  carNumber: '', // 车牌号码
  carBrand: '' // 车辆品牌
})

// 表达1 - 车辆信息 - 表单信息校验
const carInfoRules = ref<FormRules<CardParams>>({
  personName: [
    { required: true, message: '请输入车主姓名', trigger: 'blur' }
  ],
  phoneNumber: [
    { required: true, message: '请输入联系方式', trigger: 'blur' },
    { pattern: /^1[3-9]\d{9}$/, message: '请输入正确的手机号', trigger: 'blur' }
  ],
  carNumber: [
    { required: true, message: '请输入车牌号码', trigger: 'blur' },
    { pattern: /^[京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-HJ-NP-Z][A-HJ-NP-Z0-9]{4,5}[A-HJ-NP-Z0-9挂学警港澳]$/, message: '请输入正确的车牌号码', trigger: 'blur' }
  ],
  carBrand: [
    { required: true, message: '请输入车辆品牌', trigger: 'blur' }
  ]
})

// 表单2- 缴费信息表单
const feeForm = ref<Partial<CardParams>>({
  cardStartDate: '',
  cardEndDate: '',
  paymentAmount: '',
  paymentMethod: 'Alipay'
})


// 表单2 - 缴费信息 - 表单校验
const feeFormRules = ref<FormRules<CardParams>>({
  cardEndDate: [
    { required: true, message: '请选择有效时间', trigger: 'blur' }
  ],
  paymentAmount: [
    { required: true, message: '请输入缴费金额', trigger: 'blur' }
  ],
  paymentMethod: [
    { required: true, message: '请选择支付方式', trigger: 'change' }
  ],  
})

// 支付方式列表
const payMethodList = [
  {
    id: 'Alipay',
    name: '支付宝'
  },
  {
    id: 'WeChat',
    name: '微信'
  },
  {
    id: 'Cash',
    name: '线下'
  }
]
// 日期数组
const cardDateArr = ref<string[]>([])

// 监听 cardDateArr 数组的变化，以更新费用表单中的卡片起始和结束日期
watch(cardDateArr, (val) => {
  // 当 cardDateArr 有值时，更新卡片起始和结束日期
  if (val) {
    feeForm.value.cardStartDate = val[0]
    feeForm.value.cardEndDate = val[1]
  } else {
    // 当 cardDateArr 为空时，重置卡片起始和结束日期
    feeForm.value.cardStartDate = ''
    feeForm.value.cardEndDate = ''
  }
}, { deep: true })

// 获取两个表单实例，用于整个表单校验
const carInfoFormRef = ref<FormInstance>()
const feeFormRef = ref<FormInstance>()

const router = useRouter()
// 点击确定 提交表单
const onSubmit = async () => {
  try {
    // await 等待两个表单校验
    await Promise.all([
      carInfoFormRef.value?.validate(),
      feeFormRef.value?.validate()
    ])
    // 调用接口，把数据提交给后端
    // 判断是否有 id
    if (route.params.id) {
      // 有 id 是编辑月卡
      await updateCardAPI({
        ...carInfoForm.value,
        ...feeForm.value,
        ...editForm.value
      })
    } else {
      // 无 id 才是添加月卡
      createCardAPI({
        ...carInfoForm.value,
        ...feeForm.value
      })
    }
    // 轻提示
    ElMessage.success(route.params.id ? '编辑成功' : '添加成功')
    // 返回上一页
    router.back()
  }catch{}
} 

//重置按钮
const resetForm = () => {
  // resetFields 重置该表单项 并且移除校验结果
  carInfoFormRef.value?.resetFields()
  feeFormRef.value?.resetFields()
  cardDateArr.value = []
}

//编辑数据
const editForm = ref<Partial<CardDetail>>({
  carInfoId: undefined,
  rechargeId: undefined
})
// 获取月卡详情
const getDetailData = async () => {
  // 根据 id 获取月卡详情
  const res = await getCardDetailAPI(route.params.id as string)
  // 提取表单所需的数据
  const { personName, phoneNumber, carNumber, carBrand, cardStartDate, cardEndDate,paymentAmount,paymentMethod,carInfoId, rechargeId } = res.data
  // 绑定到表单1回显
  carInfoForm.value = { personName, phoneNumber, carNumber, carBrand }
  // 表单2回显
  feeForm.value = { cardStartDate, cardEndDate, paymentAmount, paymentMethod }
  // 单独处理日期 picker 数据（前后端数据不一致，特殊情况特殊处理）
  cardDateArr.value = [cardStartDate, cardEndDate]
  // 绑定到表单3，编辑时，所需的两个 id（看不到的表单）
  editForm.value = { carInfoId, rechargeId }
} 
// 获取路由参数
const route = useRoute(); // 使用 useRoute 获取当前路由对象
// 如果有 id，则调用接口获取月卡详情
if (route.params.id) {
  getDetailData()
}
</script>

<template>
  <div class="add-card">
    <header class="add-header">
      <el-page-header :content="$route.params.id ? '编辑月卡' : '增加月卡'" @back="$router.back()" />
    </header>
    <main class="add-main">
      <div class="form-container">
        <div class="title">车辆信息</div>
        <div class="form">
          <el-form :model="carInfoForm" :rules="carInfoRules" label-width="100px" ref="carInfoFormRef">
            <el-form-item prop="personName" label="车主姓名">
              <el-input v-model="carInfoForm.personName" />
            </el-form-item>
            <el-form-item prop="phoneNumber" label="联系方式">
              <el-input v-model="carInfoForm.phoneNumber" :maxlength="11" />
            </el-form-item>
            <el-form-item prop="carNumber" label="车辆号码">
              <el-input v-model="carInfoForm.carNumber" :maxlength="8" :disabled="Boolean(route.params.id)"/>
            </el-form-item>
            <el-form-item prop="carBrand" label="车辆品牌">
              <el-input v-model="carInfoForm.carBrand" />
            </el-form-item>
          </el-form>
        </div>
      </div>
      <div class="form-container">
        <div class="title">最新一次月卡缴费信息</div>
        <div class="form">
          <el-form label-width="100px" :model="feeForm" :rules="feeFormRules" ref="feeFormRef">
            <el-form-item label="有效日期" prop="cardEndDate">
              <el-date-picker v-model="cardDateArr" value-format="YYYY-MM-DD" type="daterange" range-separator="至"
                start-placeholder="开始日期" end-placeholder="结束日期" />
            </el-form-item>
            <el-form-item label="支付金额" prop="paymentAmount">
              <el-input v-model="feeForm.paymentAmount" />
            </el-form-item>
            <el-form-item label="支付方式" prop="paymentMethod">
              <el-select v-model="feeForm.paymentMethod">
                <el-option v-for="item in payMethodList" :key="item.id" :label="item.name" :value="item.id" />
              </el-select>
            </el-form-item>
          </el-form>
        </div>
      </div>

    </main>
    <footer class="add-footer">
      <div class="btn-container">
        <el-button @click="resetForm()">重置</el-button>
        <el-button type="primary" @click="onSubmit()">确定</el-button>
      </div>
    </footer>
  </div>
</template>



<style scoped lang="scss">
.add-card {
  background-color: #f4f6f8;
  height: 100vh;

  .add-header {
    display: flex;
    align-items: center;
    padding: 0 20px;
    height: 64px;
    background-color: #fff;

    .left {
      span {
        margin-right: 4px;
      }

      .arrow {
        cursor: pointer;
      }
    }

    .right {
      text-align: right;
    }
  }

  .add-main {
    background: #f4f6f8;
    padding: 20px 130px;

    .form-container {
      background-color: #fff;

      .title {
        height: 60px;
        line-height: 60px;
        padding-left: 20px;
      }

      .form {
        margin-bottom: 20px;
        padding: 20px 65px 24px;

        .el-form {
          display: flex;
          flex-wrap: wrap;

          .el-form-item {
            width: 50%;
          }
        }
      }
    }

    .preview {
      img {
        width: 100px;
      }
    }
  }

  .add-footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 24px 50px;
    color: #000000d9;
    font-size: 14px;
    background: #fff;
    text-align: center;
  }
}
</style>